given the following scenario graph a function that would map lizas distance away from her house according to the time elapsed liza has a few items she needs to pick up from a grocery store 8 blocks away liza travels as a constant rate 0f 2 blocks per minute when not stopped at a light on her way to the grocery store she doesnt hit any red lights and the trip takes 4 minutes she spends 8 minutes in the grocery store and then starts to head home when shes halfway home she hits a red light that lasts 3 minutes after the light ends she then drives the second half of the way home